<s>
The	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
is	O
a	O
smartphone	B-Application
designed	O
and	O
produced	O
by	O
the	O
Chinese	O
manufacturer	O
Meizu	O
,	O
which	O
runs	O
on	O
Flyme	O
OS	O
,	O
Meizu	O
's	O
modified	O
Android	B-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
It	O
is	O
a	O
previous	O
phablet	B-Application
model	O
of	O
the	O
MX	O
series	O
,	O
representing	O
a	O
more	O
powerful	O
version	O
of	O
the	O
Meizu	B-Application
MX4	I-Application
.	O
</s>
<s>
Before	O
the	O
launch	O
of	O
the	O
Meizu	B-Application
MX4	I-Application
,	O
there	O
was	O
speculation	O
that	O
it	O
would	O
feature	O
two	O
different	O
versions	O
.	O
</s>
<s>
Leaked	O
information	O
confirmed	O
the	O
rumors	O
and	O
suggested	O
that	O
the	O
extended	O
version	O
would	O
be	O
called	O
the	O
MX4	B-Application
Pro	O
.	O
</s>
<s>
In	O
October	O
2014	O
,	O
Meizu	O
VP	O
Li	O
Nan	O
confirmed	O
on	O
social	O
media	O
that	O
Meizu	O
would	O
launch	O
the	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
in	O
November	O
.	O
</s>
<s>
As	O
announced	O
at	O
the	O
launch	O
,	O
the	O
MX4	B-Application
Pro	O
was	O
released	O
for	O
purchase	O
on	O
6December	O
2014	O
.	O
</s>
<s>
The	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
was	O
released	O
with	O
an	O
updated	O
version	O
of	O
Flyme	O
OS	O
,	O
a	O
modified	O
operating	O
system	O
based	O
on	O
Android	B-Application
KitKat	I-Application
.	O
</s>
<s>
The	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
features	O
a	O
Samsung	O
Exynos	O
5430	O
system-on-a-chip	B-Architecture
with	O
an	O
array	O
of	O
four	O
ARM	B-Architecture
Cortex-A15	O
and	O
four	O
Cortex-A7	B-Application
CPU	B-General_Concept
cores	O
,	O
a	O
Mali-T628	B-General_Concept
MP6	I-General_Concept
and	O
3	O
GB	O
of	O
RAM	B-Architecture
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
reaches	O
a	O
score	O
of	O
54,863	O
points	O
on	O
the	O
AnTuTu	O
benchmark	O
and	O
is	O
therefore	O
approximately	O
8%	O
faster	O
than	O
the	O
Meizu	B-Application
MX4	I-Application
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
is	O
available	O
in	O
four	O
different	O
color	O
variants	O
(	O
grey	O
body	O
with	O
black	O
front	O
,	O
champagne	O
gold	O
body	O
with	O
white	O
front	O
and	O
white	O
body	O
with	O
black	O
or	O
white	O
front	O
)	O
and	O
comes	O
with	O
16	O
GB	O
,	O
32	O
GB	O
or	O
64	O
GB	O
of	O
internal	O
storage	O
.	O
</s>
<s>
The	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
is	O
slightly	O
bigger	O
and	O
heavier	O
with	O
measures	O
of	O
x	O
x	O
and	O
a	O
weight	O
of	O
.	O
</s>
<s>
Unlike	O
most	O
other	O
Android	B-Application
smartphones	B-Application
,	O
the	O
MX4	B-Application
Pro	O
does	O
n't	O
have	O
capacitive	O
buttons	O
nor	O
on-screen	O
buttons	O
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
further	O
extends	O
this	O
button	O
by	O
a	O
fingerprint	O
sensor	O
called	O
mTouch	O
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
was	O
the	O
first	O
Meizu	O
phone	O
to	O
implement	O
these	O
two	O
technologies	O
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
features	O
a	O
5.5-inch	O
multi-touch	B-Application
capacitive	O
touchscreen	O
display	O
with	O
a	O
2K	O
resolution	O
of	O
1536	O
by	O
2560	O
pixels	B-Algorithm
.	O
</s>
<s>
The	O
pixel	B-Algorithm
density	I-Algorithm
of	O
the	O
display	O
is	O
546	O
ppi	B-Algorithm
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
touchscreen	O
input	O
and	O
the	O
front	O
key	O
,	O
the	O
device	O
has	O
volume/zoom	O
control	O
buttons	O
and	O
the	O
power/lock	O
button	O
on	O
the	O
right	O
side	O
,	O
a	O
3.5mm	O
TRS	B-Device
audio	I-Device
jack	I-Device
on	O
the	O
top	O
and	O
a	O
microUSB	O
(	O
Micro-B	O
type	O
)	O
port	O
on	O
the	O
bottom	O
for	O
charging	O
and	O
connectivity	O
.	O
</s>
<s>
The	O
Meizu	B-Application
MX4	I-Application
Pro	I-Application
has	O
two	O
cameras	O
.	O
</s>
<s>
The	O
rear	O
camera	O
has	O
a	O
resolution	O
of	O
20.7	O
MP	O
,	O
a	O
ƒ/2.2	O
aperture	B-General_Concept
,	O
a	O
5-element	O
lens	O
and	O
an	O
LED	O
flash	O
.	O
</s>
<s>
The	O
front	O
camera	O
has	O
a	O
resolution	O
of	O
5	O
MP	O
,	O
a	O
ƒ/2.0	O
aperture	B-General_Concept
and	O
a	O
4-element	O
lens	O
.	O
</s>
<s>
The	O
MX4	B-Application
Pro	O
received	O
positive	O
reviews	O
.	O
</s>
<s>
Android	B-Application
Authority	O
gave	O
the	O
MX4	B-Application
Pro	O
a	O
rating	O
of	O
8.5	O
out	O
of	O
10	O
possible	O
points	O
and	O
praised	O
"	O
QuadHD	O
display	O
,	O
good	O
performance	O
,	O
an	O
enjoyable	O
sound	O
stage	O
,	O
and	O
an	O
above	O
average	O
camera	O
"	O
.	O
</s>
<s>
Android	B-Application
Headlines	O
also	O
reviewed	O
the	O
device	O
and	O
concluded	O
that	O
"	O
build	O
quality	O
is	O
excellent	O
,	O
software	O
is	O
well	O
polished	O
and	O
exudes	O
a	O
unique	O
style	O
that	O
feels	O
very	O
Meizu	O
,	O
and	O
overall	O
the	O
MX4	B-Application
Pro	O
is	O
one	O
of	O
the	O
favorite	O
phones	O
of	O
the	O
year	O
"	O
.	O
</s>
<s>
Furthermore	O
,	O
Android	B-Application
Headlines	O
praised	O
the	O
responsive	O
OS	O
and	O
wide	O
variety	O
of	O
camera	O
options	O
.	O
</s>
<s>
PhoneArena	O
gave	O
the	O
MX4	B-Application
Pro	O
an	O
overall	O
rating	O
of	O
9	O
out	O
of	O
10	O
possible	O
points	O
and	O
praised	O
the	O
high	O
performance	O
and	O
excellent	O
audio	O
quality	O
.	O
</s>
